Home / 178,089.26-267,264.57-143,447.18

Finding the Fourth Proportional to 178,089.26, 267,264.57 and 143,447.18

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Solution

The fourth proportional to 178,089.26, 267,264.57 and 143,447.18 is: 215,276.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,089.26 : 267,264.57 = 143,447.18 : x
  2. Step 2: Convert to fraction form
    178,089.26/267,264.57 = 143,447.18/x
  3. Step 3: Cross multiply
    178,089.26x = 267,264.57 × 143,447.18
  4. Step 4: Simplify right side
    178,089.26x = 38,338,348,880.41
  5. Step 5: Solve for x
    x = 38,338,348,880.41/178,089.26
  6. Step 6: Final answer
    x = 215,276.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.